Finding the Fourth Proportional to 471,832.37, 651,136.07 and 256,972.26
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Solution
The fourth proportional to 471,832.37, 651,136.07 and 256,972.26 is: 354,625.75
Step by Step Solution
- Step 1: Write the proportion equation
471,832.37 : 651,136.07 = 256,972.26 : x - Step 2: Convert to fraction form
471,832.37/651,136.07 = 256,972.26/x - Step 3: Cross multiply
471,832.37x = 651,136.07 × 256,972.26 - Step 4: Simplify right side
471,832.37x = 167,323,906,190.56 - Step 5: Solve for x
x = 167,323,906,190.56/471,832.37 - Step 6: Final answer
x = 354,625.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.